SOLUTION: kaitlin will rent car for weekend. she has two plans. the first plan has intial fee of $55 and cost of .7 cent per each mile driven. the 2nd has cost of .8 cent for each mile drive

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: kaitlin will rent car for weekend. she has two plans. the first plan has intial fee of $55 and cost of .7 cent per each mile driven. the 2nd has cost of .8 cent for each mile drive      Log On


   

Question 746161: kaitlin will rent car for weekend. she has two plans. the first plan has intial fee of $55 and cost of .7 cent per each mile driven. the 2nd has cost of .8 cent for each mile driven. how many miles would she need to drive for the two plan to cost the same?
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
let she drive x miles on both plans
C1= 55+0.0.07x
C2=0.08x
C1=C2
55+0.07x=0.08x
55=0.08x-0.07x
55=0.01x
x=5500 miles